Huynh, Viet Khai and Mitsuyasu Yabe. An Analysis of Willingness to Pay for Commodity Insurance of Rice Production in Vietnam, Asia-African Journal of Economics and Econometrics, 11(2), pp.485-493, 2011.12.

Huynh, Viet Khai and Mitsuyasu Yabe. Evaluation of the Impact of Water Pollution on Rice Production in the Mekong Delta, Vietnam. The International Journal of Environmental, Cultural, Economic and Social Sustainability, 7(5), pp.43 -58, 2011.12

Hoang, Van Long and Mitsuyasu Yabe. Factors Affecting to Household Income of the Kinh and the Ethnic Minority in Rural Vietnam, pp. A Case Study in the Buffer Zone of Bach Ma National Park. Asian-African Journal of Economics and Econometrics. 11(1), pp. 209-219, 2011.